Refined measurements of piezooptic coefficient for the lithium niobate crystals, using a crystalline disk compressed along its diameter
Checking the accuracy of an experimental technique suggested earlier for determining piezooptic coefficients. It is based on inducing a predefined 2D distribution of mechanical stresses in a transparent material disk compressed along its diameter.
Подобные документы
The use of asymptotic formulas for calculating the stray field of an arbitrarily oriented magnetic and electric dipole located on the axis of an ideally conducting disk. Using the methods of physical and uniform asymptotic theory of diffraction.
статья, добавлен 05.11.2018Metrological examination of a technique of performance of measurements is understood as the analysis and an assessment of a choice of methods and measuring instruments. Operations and rules of carrying out measurements and processing of their results.
статья, добавлен 02.09.2016Analysis of the measuring circuit to check the vibration of mechanical parts. Features of the development of a system that can timely identify a problem that could destroy the device. Familiarity with the reasons for the growing demand for equipment.
статья, добавлен 26.08.2020The impact of nanoporous carbon material morphology on its electrochemical behavior in aqueous electrolyte. The optimum concentration of aqueous lithium sulfate which provides the maximum specific energy characteristics of capacitor-type systems C/LiSO/C.
статья, добавлен 24.02.2016The proposing of the experimental confirmation of results, which have been previously obtained in theory and by means of simulation, revealing existence of the hardest mode of broadband random vibration (BRV) during its effect on mechanical systems.
статья, добавлен 06.05.2018A numerical technique has been used slove the carrier transport equations for PbSnTe photodiode configurations. The model computes the spatial distribution of the electric field, electron concentrations and the generation-recombination of the mechanism.
статья, добавлен 28.06.2013The anisotropic mechanical response of metals to large strains at low homologous temperatures. Initial grain orientations and the corresponding slip rates as predicted by a full constraints Taylor code. Substructure and texture evolution of metals.
статья, добавлен 28.10.2018Optimal conditions for the synthesis of nanopowders based bi2te3. Preparation of homogeneous dense material from nanopowder by hot isostatic pressing. Especially the increase in electrical resistivity, decrease in the average grain size of the material.
статья, добавлен 13.10.2016Оperating qualities of pin laminate of Cu - Mo used in low-voltage contactors outdoors. Performance of contactors with silver based contacts. Development of recommendations on effective application of such material to replace silver based compositions.
статья, добавлен 08.02.2017Methodology and milestones defined density measurement of liquids, as well as the definition of its other parameters: isothermal compressibility, isobaric thermal expansion and pressure. Conformity assessment of the experimental density regulations.
статья, добавлен 08.04.2014- 11. Second- and Third-order Raman Scattering in Bulk and Glass-embedded Nanometric CdS1–xSex Crystals
Experimental measurement of second- and third-order scattering spectra in bulk nanocrystals embedded in glass. Determination of the ratio of the intensities of multiphonon bands in spectra. Analysis of the electron-phonon interaction in bulk crystals.
статья, добавлен 23.12.2016 Mechanical Testing of Polymeric Composites for Aircraft Applications: Standards, Requirements, Limitations. Analyze of Dependence of elastic deformation of the testing machine at the preliminary testing to exclude this deformation from the testing data.
статья, добавлен 28.07.2017The energy-momentum distribution and the mechanical forces of the electromagnetic field in material media. The discussion of the energy-momentum tensor in macroscopic electrodynamics. The Maxwell stress tensor. Electromagnetic force in James’ experiment.
статья, добавлен 11.09.2012A technique of measuring the output of delayed neutrons of fission in the process of learning cores, with the help of a mechanical chopper. The use of neutron flux applied for demodulation, correlated with the modulation of the thermal neutron flux.
статья, добавлен 19.09.2013Analysis of parameters of the impact model measuring the accuracy of orientation using the QUEST and TRIAD method. Analysis of the influence of the parameters of the measuring model on the accuracy of determining the orientation of space vehicles.
статья, добавлен 22.12.2016A widely usage of multicomponent film systems as a sensitive elements - a characteristic feature of multifunctional sensors. Influence of the phase composition, the structure of components on the mechanical properties of three-layer nickel films.
статья, добавлен 30.07.2016- 17. Intrinsic point defects in anisotropic crystalline systems (quasi-two NbSe2 and quasi-one NbSe3)
Heat treatment of single crystals of NbSe2 and NbSe3. The complex investigation of the temperature dependences of resistance NbSe3 and NbSe2 in different environments in the field of 300-550 K. The relative change of the linear dimensions NbSe2.
статья, добавлен 22.12.2016 Approach for dispersion compensation. Introduction different air hole diameter and pitches to maintain the flat and zero dispersion in photonic crystal fiber. A new geometry of PCFs which uses ‘Circular’ holes instead of square or elliptical holes.
автореферат, добавлен 05.11.2018Approach for dispersion compensation. Introduced different air hole diameter and different pitches to maintain the flat and zero dispersion in photonic crystal fiber. Proposed a new geometry of PCFs which uses "square" holes instead of circular holes.
автореферат, добавлен 05.11.2018Analysis of obtaining coatings based on (Ti-Zr-Nb)N by means of vacuum-arc deposition method. Study of their physical and mechanical properties and tribotechnical characteristics. Analysis of chemical composition of elements in the coating (Ti-Zr-Nb)N.
статья, добавлен 23.12.2016Synchronized measurements (the registrations of the transients) of the regime parameters, including vectors of the voltage in the network nodes, creating the technical possibility of realization of the technologies for checking of regime admissibility.
статья, добавлен 23.06.2013The coatings based on (Ti-Al-Zr-Nb-Y)N and (Ti-Zr-Hf-V-Nb-Ta)N were obtained by means of vacuumarc deposition from the cathodes in the atmosphere of nitrogen. Their physical and mechanical properties, tribotechnical characteristics have been studied.
статья, добавлен 30.07.2016Mechanoactivation of plastic deformations and spatial accumulation of effects leads to nonequilibrium processes, changes in chemical bonds of carbon atoms. Raman spectroscopy is a non-destructive tool for characterizing crystalline carbon structures.
статья, добавлен 03.12.2018Development of effective magnetic field sensors based on amorphous ferromagnetic microwires. Identification of factors affecting the reversal processes in the surface layer values magnetoimpedance wire. Features of the distribution of magnetization.
статья, добавлен 13.10.2016Optical amplification, quantum non demolition measurements and optimal quantum cloning. Photon pairs generated by parametric down conversion. Random number generators. Experimental cryptography with Faint laser pulses. Multi-users implementations.
книга, добавлен 08.03.2014